The thicker fur that is present in some animals in the population is an example of
a. an adaptation.
b. evolution.
c. natural selection.
d. homology.
A
Biology & Microbiology
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Reaction centers ONLY indirectly receive photon energy via light-harvesting molecules
Indicate whether the statement is true or false.
Biology & Microbiology
Which of the following is a unique characteristic of bryophytes not seen in the other plant groups?
A) They exhibit alternation of generations. B) They produce flowers. C) The gametophyte is larger than the sporophyte. D) They produce diploid spores.
Biology & Microbiology
A marsupial is a(n)
A) mollusk. B) reptile. C) amphibian. D) bird. E) mammal.
Biology & Microbiology
When a cell is preparing to divide, it makes an exact copy of all its nuclear DNA. Each chromosome then consists of two parallel filaments called ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology